Homework Help: Chemistry

Posted by Kristina on Thursday, February 19, 2009 at 8:46pm.

How do you determine the number of moles in 78.6 grams of carbon tetrachloride (CCl4) ?

Chemistry - Chopsticks, Thursday, February 19, 2009 at 8:51pm
hmm.. i think first you have to add the atomic mass of Carbon + 4 * Cl's atomic mass

C=12.010
4Cl=4*35.45

CCL4=153.81g

Now set up the equation the same way I did in your other post.
Chemistry - Chopsticks, Thursday, February 19, 2009 at 8:55pm
oh sorry its CCl4=153.81g

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